Erik Nygren :verified:✓ Add us as a preferred source on Google

Mastodon @nygren@hachyderm.io

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Followers

807

Account age

3 yrs

🎁 Free analysisfor Erik Nygren :verified:

🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

Known for

Following some discussions during #IETF last week (in the hallway and on various mailing lists), the awesome #IPvFoo extension now shows in Mozilla #FireFox if connections used H1, H2, or H3, not just IPv4-vs-IPv6! This is helpful for seeing how that angle of Happy Eyeballs works.
(It would work in the Chrome version as well but the interface for getting at this info is broken and always returns

29 views Following some discussions during #IETF last week (in the hallway and on various mailing lists), the awesome #IPvFoo extension now shows in Mozilla #FireFox if connections used H1, H2, or H3, not just IPv4-vs-IPv6! This is helpful for seeing how that angle of Happy Eyeballs works. (It would work in the Chrome version as well but the interface for getting at this info is broken and always returns

7 views Unsurprisingly it looks like #Claude doesn't support #IPv6only #MCP servers due to lack of IPv6 egress support.

📊 Post engagement

📊 Activity & format

Posting cadence

2.3 / week

Posts several times a week.

Content mix

Mostly text

Recent: 10 text · 2 image · 0 video.

Follower / following

1.2×

Follows 652 back. A more reciprocal / networked account.

Recent posts

View on Mastodon ↗

🔥 Top post For those relying on #IPv6 in production and using long uptime systemd-networkd, there is an integer overflow bug in some versions where the RA assignment will flap every five minutes following 497 days of uptime. This is fixed in v250 but does NOT appear to have been backported… ★ 40

#MySQL bug for this #IPv6 issue with the INET6_NTOA function: https://bugs.mysql.com/bug.php?id=120874 ★ 3 My hobby #3213: grumbling about documentation and designs that still use the term "SSL" rather than "TLS". ★ 14

Following some discussions during #IETF last week (in the hallway and on various mailing lists), the awesome #IPvFoo extension now shows in Mozilla #FireFox if connections used H1, H2, or H3, not just IPv4-vs-IPv6! This is helpful for see… ★ 29 My takeaway from #OpenAI's #AI sandbox breakout is that this is a great example of the inherent "Life finds a way" risks present in Agentic AI systems. This has nothing to do with if they are self-aware or anything else that maps to human … ★ 4

Unsurprisingly it looks like #Claude doesn't support #IPv6only #MCP servers due to lack of IPv6 egress support. ★ 7 My longer take on this topic of the risks of optimistic #DNS on the longer timescale: https://mailarchive.ietf.org/arch/msg/happy/Uz0Wtp9mtBmjI458MkfmyN8rUeI/ ★ 1 Topic of #IETF conversation in #HAPPYWG and elsewhere is when and for how long it is acceptable to ignore #DNS TTLs (as long as the client validates the server cert still matches): https://datatracker.ietf.org/doc/html/draft-gakiwate-dnsop… ★ 4 RE: https://mas.to/@sphcow/116879161482522442 Very much worth reading on the risks of people weaponizing the process in standards development. Key excerpt: > But the deeper cost is who leaves. > People do not usually engage in standards wo… ★ 5 My final #IETF draft submission for the day -- this one being #IPv6 related! "Indicating IPv6-only SVCB Endpoints and IPv4 Deprecation in the DNS" https://datatracker.ietf.org/doc/html/draft-nygren-dnsop-ipv6only-indicator-00 (Likely fo… ★ 14 For my proposal to defend against #HTTP 1.1 Request Smuggling vulnerabilities by adding in some changes at the protocol layer, I've published a new version at: https://datatracker.ietf.org/doc/html/draft-nygren-httpbis-http11-request-b… ★ 1 I wrote a #IETF -00 draft for @ietf_wg_dnsop on #DNS Domain Delegation Validation, intended to provide a path around the "Sitting Ducks" issues that @briankrebs and many others have called out over the years where DNS Lame Delegations can… ★ 19

🐘 Community & instance

Home server

hachyderm.io

A tech & engineering server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.

✅ Link-verified

Verified link

Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.

On Mastodon since

Nov 2022

Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.

💡 Facts

🗓️Joined Mastodon in 2022 — 3 years ago.

👁️Averages 12 views per post.

📤Posts about 2.3× per week.

🕵️ Fake follower check

Estimated

52/100

Fair Credibility score

76%

Mixed Real audience

Medium Fake-follower risk

High Data confidence

Est. 76% real, active audience · Medium fake-follower risk.
Low engagement (~1.5% of followers engage each post) — a sign of an inflated or inactive audience.
Verified account.
Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

About

Internet Systems Architect, #Maker, Father, Husband, tinkerer, #IPv6 evangelist, #IETF standards, long-time #Linux user, and wanna-be mad scientist. Deals with complex systems and #ops/#infosec. $dayjob at #Akamai (as20940) since 1999. Toots my own. He/Him.

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

Danielle 18%

Cults. 17%

James Just James 16%

Julie Carpenter, PhD 16%

Foundation for Public Code 14%

LionelB 12%

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@purpleidea@mastodon.social

807 Followers

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Foundation for Public Code ✓

@publiccode@floss.social

807 Followers

Mastodon ＋

Julie Carpenter, PhD ✓

@jgcarpenter@fediscience.org

808 Followers

Mastodon ＋

LionelB

@lionelb@expressional.social

808 Followers

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Erik Nygren :verified:✓ Add us as a preferred source on Google

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Known for

📊 Post engagement

📊 Activity & format

Recent posts

🐘 Community & instance

💡 Facts

🕵️ Fake follower check

About

🔀 Audience overlap

More like this

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